[Ink Input] tab in Preferences


To open preferences, select [File] > [Various Settings] > [Preferences] from the menu.

You can change settings to ink input on the [Ink Input] tab.

Input through Wacom Tablet

Professional

With Wacom Tablet, you can add handwritten signatures to PDF from the Ink Input function.

In Preferences, you can set the ink line width, color, image quality, and background transparency. 

Input Directly

TouchInk

[Input Directly] can be selected only for "SkyPDF Touch Ink for win" which is the edition that added the ink input function to SkyPDF Professional.

Pen settings when inputting pages

You can preset the pen settings to use for ink input.

The pen settings added to the preset list can be switched from the dialog that appears when you input ink, by selecting [Setting] > [Ink Setting].

Add Add a new setting to the pen preset list.
Edit Edit the selected setting in the pen preset list.
Copy Duplicate the selected setting in the pen preset list.
Delete Delete the selected setting from the pen preset list.
Set as initial pen selection Set the selected setting in the pen preset list as the pen to be initially selected when you start ink input.
Confirm ink input when pen insertion settings differ due to pen changing. A checkbox to choose whether to confirm the drawing content when switching to a different pen with different insertion settings from [Pen Select] while ink inputting.
If this is off, the drawing content will not be confirmed even if you switch pens in the middle, but when you press the [Apply] button, the pen settings that are selected at that time will be applied to the entire drawing content.
Ink Settings

Press [Add] or [Edit] to display the ink settings screen and set the pen to be preset.

Pen name Pen settings name (within 10 characters).
Pen ink Setting The settings for the appearance of ink.
Width The width of the line to draw.
You can set the width of the ink by selecting one from the combo box or entering a half-width number (0.1-100.0) directly.
  • The ink width value is always based on the width at 100% page magnification. In other words, a line drawn with ink width 1 at 100% page magnification and a line drawn with ink width 1 at 200% page magnification have the same width.
Color The color of the line to draw.
If [Text] is set as the output type, the color of the inserted text will also be the same as the color set here.
Alpha 0-99 (unit: %)
  • You can only set this when [Content] is selected as the Setting of insertion and [Path] is selected as the output type.
  • The higher the alpha, the more transparent it becomes.
Setting of insertion Setting of insertion is a setting that determines how to insert the ink input drawing content into the PDF.
Contents If you insert it as [contents], you can not delete it or change its size or position.
If the output type is [image], you can attach a digital signature when inserting.
Stamp If you insert it as [Stamp], you can delete it or change its size and position later.
However, you can not select [Text] as the output type.
Output Type Output Type is a setting that specifies the format of the ink input drawing content when inserting it into the PDF.
Image Insert the drawn content as an image.
Path

Insert the drawn content as Path.

  • The difference from [Image]
  • The quality does not deteriorate even if the size is changed after insertion.
  • It is not possible to add a digital signature when inserting.
  • Pen pressure is not detected.
Text Recognizes the drawing content and inserts it as text content.
Text Recognition The drawn content is character-recognized and the result is embedded as additional information.
Auto Conversion It will be inserted automatically when a certain time has passed since drawing.
Additional Information You can select the information to be added at the same time as embedding the drawing content in the PDF.
  • This product does not currently have any functions to utilize the additional information embedded in the PDF.
Stroke Adds stroke information when embedding the drawing content. 
Elapsed time Add the time it took to write one stroke.
GPS Add the GPS information obtained when embedding in the PDF.
  • This setting can only be set when using this product with a device that can acquire GPS information. 
  • If GPS information cannot be obtained, an error message will be displayed. Click [Retry] to try to obtain GPS information again, or click [Cancel] to embed the drawing content without adding GPS information.
Font Setting This is the font settings required when the output format is [Text].
Font This is to set the font of the text that will be inserted as a result of character recognition of the ink input content.
  • If you use [Japanese] as the recognition engine, please set a font that supports Shift JIS. If you use [English], please set a font that supports both ANSI and Shift JIS. Fonts that do not match the recognition engine you use may cause garbled characters.
Embed Font If this checkbox is on, the font information will also be embedded when you insert the text.
Electronic Signature This allows you to set whether to add a digital signature to the PDF simultaneously with inserting ink input content.
Without electronic signature Electronic signature will not be added simultaneously.
With electronic signature Electronic signature will be added simultaneously.
You can only set this when [Content] is selected as the Setting of insertion and [Path] is selected as the output type.
Signature Setting When you select [With electronic signature], you can open the Signature Setting screen by pressing the [Signature Setting] button and set the certificate and signature information. (See: Signature Setting)
If you do not set them, you will need to set them every time you confirm the ink input.
  • The settings on the Signature Setting screen are saved in the registry regardless of the [Save settings] checkbox and remain valid after the application ends.
Save settings [Save settings] checkbox is a setting item that appears when you launch the Ink Settings screen from [Setting]>[Ink Setting] during ink input.
If this setting is on, the settings will be retained even after the application ends.
If this setting is off, the settings will be cleared as soon as you exit the ink input mode.
Reset Pressing the [Reset] button discards the settings changes and returns the screen to the state it was in when it was started.
Signature Setting

The Signature Setting screen is a screen where you can set the digital signature that will be applied along with the ink embedding. The items to be set include the certificate and the signer information.

The settings on the Signature Setting screen are saved in the registry regardless of the [Save settings] checkbox and remain valid after the application ends.

The main setting items are the same as those for normal signatures. (See: [Signature] tab in Preferences)

Pen settings when filling out forms

If you check the [Use the ink to input of text box] check box, you can use the ink input function to input text into the text box.

Ink width The thickness of the ink line for text box.
You can set this by selecting one from the combo box or by entering a half-width number (0.1-100.0) directly.
  • The ink width value is always based on the width at 100% page magnification. In other words, a line drawn with ink width 1 at 100% page magnification and a line drawn with ink width 1 at 200% page magnification have the same width.
Background Color Mode Background color of the text box during ink input.
  • This is only the display background color of this product and is not saved in the PDF.
White If you select [White], the background will be white while you are inputting, regardless of the background color set for the text box.
Transparent If you select [Transparent], the background will be transparent while you are inputting, regardless of the background color set for the text box.
Text box background color If you select [Text box background color], the background color set for the text box will remain unchanged.
User name-specified color If you select [User name-specified color], the background will be the color that you set here while you are inputting, regardless of the background color set for the text box.
Output Type Output Type is a setting that specifies the format of the ink input drawing content when inserting it into the PDF.
Image If you select [Transparent], the background will be transparent while you are inputting, regardless of the background color set for the text box.
Path

The drawing will be inserted as a path.

  • The difference from [Image]
  • The quality does not deteriorate even if the size is changed after insertion.
  • Pen pressure is not detected.
Text The drawing will be recognized as text and inserted as text content.
Additional Information Additional Information is a setting that determines what information will be added to the PDF along with the drawing content.
Elapsed time The time it took to draw one stroke will be added.
GPS

The GPS information at the time of inserting the drawing content will be added. 

  • This setting can only be set when using this product with a device that can acquire GPS information. 
  • If GPS information cannot be obtained, an error message will be displayed. Click [Retry] to try to obtain GPS information again, or click [Cancel] to embed the drawing content without adding GPS information.

 

Common Setting

[Common Setting] is a setting that is common to both [Pen settings when inputting pages] and [Pen settings when filling out forms].

Image quality when inserting image You can select the image quality from Normal, High Quality, and Maximum when Output Type is set to Image.
Pen device You can select the input device to use for ink input.
  • This setting is only displayed when multiple devices that can perform ink input are recognized.
Text Recognition Setting This is a setting related to text recognition.
Recognition time You can set it by selecting one from the combo box or entering an integer (1-5000) directly. (Unit: milliseconds)
  • Recognition time is the time from the end of the ink input operation (when the left button is released for mouse operation, or when the hand or pen used for input is removed from the screen for touch or pen input operation) to the start of the text recognition process or the automatic conversion process. If the time set here elapses without resuming the ink input operation, text recognition or automatic conversion will be performed according to the setting.
Recognition Area Size

You can specify the font size of the text displayed in the character recognition result display area of the dialog.

You can set it by selecting one from the combo box or entering an integer (1-50) directly.

  • It is not the font size of the text embedded in the PDF.
Recognition Engine

You can select the engine used for character recognition of the drawn content.

If Recognition Engine is [English], it will be recognized as an alphabet or symbol, and if [Japanese], it will be recognized as hiragana, katakana, kanji, alphabet, or symbol.

  • To use the English engine on a Japanese OS, you need to install the English language pack.